class_docstr: Dummy dataset.
code: def _split_generators(self, dl_manager):
      path = dl_manager.download("http://dummy.org/data.txt")
  
      return [
          tfds.core.SplitGenerator(
              name=tfds.Split.TRAIN,
              gen_kwargs={"path": os.path.join(path, "train.txt")},
          ),
      ]
  
file_path: datasets/tensorflow_datasets/testing/dummy_dataset/dummy_dataset.py
imports: from __future__ import annotations
  import os
  from etils import epath
  import numpy
  import tensorflow_datasets.public_api
label_desc: Use image node_id 2 for calling the DummyDataset obj's underlying member method code with example usage: obj._split_generators(dl_manager) and returns: list